The module utilises Hydrogen-ion activity also known as the “proton activity” for measuring pH of the liquid. This kit’s drive board works with 9V systems, making it compatible with many MCUs ...

Here's a simple Arduino code to read the pH value from the sensor and ... The exact connection and calibration process might vary depending on the specific pH sensor module you are using. Always refer ...

Analog pH sensor is designed ... etc. The module has an on-board voltage regulator chip which supports the wide voltage supply of 3.3-5.5V DC, which is compatible with 5V and 3.3V of any control board ...